M&P 15 Sport II with an optics-ready configuration — ships without iron sights and with a free-float handguard for direct optic and accessory mounting. Intended for buyers who plan to run a red dot or LPVO from day one without removing factory irons. Type: Rifle Action: Semi-Automatic Caliber: 5.56 NATO Capacity: 30 Year introduced: 2019, USA Weight: 25.3 oz Overall length: 35" Status: Active Intended use: Home Defense, Recreational Shooting